General Permits with Descriptions

Discharge monitoring results must be recorded on a DMR form. The permittee shall complete and submit a DMR form for each point source outfall requiring monitoring, including discharges that were not activated.

Use this form to request a transfer or change in the legal entity that holds a Montana Pollutant Discharge Elimination System (MPDES) permit, Ground Water Pollutant Control System (GWPCS) permit, or permit authorization under a general permit including storm water permits.

The SWPPP is used to direct and assist permittees in identifying sources of potential pollutants at the construction activity site and Best Management Practices (BMPs) to be used to help ensure such pollutants do not impact receiving surface waters through storm water runoff.

General Permit for Storm Water Discharges Associated with Construction Activity

Use this form to request a transfer or change in the legal entity that holds a Montana Pollutant Discharge Elimination System (MPDES) permit, permit authorization under the general permit for storm water discharges associated with construction.

General Permit for Storm Water Discharges Associated with Construction Activity

This form is to be used for a 'storm water discharge associated with construction activity' that results in a construction-related disturbance of less than five acres of total land area, and which results in the construction activity having a Rainfall Erosivity Factor ('R' in the Revised Universal Soil Loss Equation - RUSLE) of less than five (5).

General Permit for Storm Water Discharges Associated with Construction Activity

This form is used to obtain coverage under a general permit for storm water discharges associated with industrial facilities, mining and oil and gas operations, or that the Department has determined are contributing to a violation of water quality standards or are a significant source of pollutants.

General Permit for Storm Water Discharges Associated with Industrial Activity

This form is for use by industrial, mining and oil and gas facilities subject to regulation under the Montana Pollutant Discharge Elimination System (MPDES) regulations whose regulated activities and materials are completely sheltered.

This form is to be completed yearly by all permittees authorized to discharge storm water under the General Permit for Storm Water Discharges Associated with Industrial Activity as required by the permit.

General Permit for Storm Water Discharges Associated with Industrial Activities

Use this form to request a transfer or change in the legal entity that holds a Montana Pollutant Discharge Elimination System (MPDES) permit, permit authorization under the general permit for storm water discharges associated with industrial activities.

Form GW-2 is to be used for facilities that discharge or propose to discharge waste from the process of business or industry or the development of any natural resource together with any sewage that may be present (industrial waste) or other waste. Must be accompanied by Form 1.

Consecutive Connection Systems (Surface Water Purchase)

Revised Total Coliform Rule

Chemical Waivers

Under Construction Check back Soon

About Us

The Montana Department of Environmental Quality is charged with protecting a clean and healthy environment as guaranteed to our citizens by our State Constitution. Our ultimate goal is to protect public health and to maintain Montana's
high quality of life for current and future generations.